debian-mirror-gitlab/app/assets/javascripts/lib/utils/axios_startup_calls.js
2021-01-30 21:13:32 +05:30

74 lines
1.8 KiB
JavaScript

import { isEmpty } from 'lodash';
import { mergeUrlParams } from './url_utility';
// We should probably not couple this utility to `gon.gitlab_url`
// Also, this would replace occurrences that aren't at the beginning of the string
const removeGitLabUrl = url => url.replace(gon.gitlab_url, '');
const getFullUrl = req => {
const url = removeGitLabUrl(req.url);
return mergeUrlParams(req.params || {}, url, { sort: true });
};
const handleStartupCall = async ({ fetchCall }, req) => {
const res = await fetchCall;
if (!res.ok) {
throw new Error(res.statusText);
}
const fetchHeaders = {};
res.headers.forEach((val, key) => {
fetchHeaders[key] = val;
});
const data = await res.clone().json();
Object.assign(req, {
adapter: () =>
Promise.resolve({
data,
status: res.status,
statusText: res.statusText,
headers: fetchHeaders,
config: req,
request: req,
}),
});
};
const setupAxiosStartupCalls = axios => {
const { startup_calls: startupCalls } = window.gl || {};
if (!startupCalls || isEmpty(startupCalls)) {
return;
}
const remainingCalls = new Map(Object.entries(startupCalls));
const interceptor = axios.interceptors.request.use(async req => {
const fullUrl = getFullUrl(req);
const startupCall = remainingCalls.get(fullUrl);
if (!startupCall?.fetchCall) {
return req;
}
try {
await handleStartupCall(startupCall, req);
} catch (e) {
// eslint-disable-next-line no-console
console.warn(`[gitlab] Something went wrong with the startup call for "${fullUrl}"`, e);
}
remainingCalls.delete(fullUrl);
if (remainingCalls.size === 0) {
axios.interceptors.request.eject(interceptor);
}
return req;
});
};
export default setupAxiosStartupCalls;